The document contains multiple warning signs indicating an arc flash and shock hazard in working with the equipment. It provides information about the maximum available fault current of 15,036 Amps as calculated from the transformer nameplate data and specifications. The warning signs note that appropriate personal protective equipment is required due to the arc flash and shock risks.

1. ! WARNING
! WARNING
ARC FLASH & SHOCK HAZARD
APPROPRIATE PPE REQUIRED
ARC FLASH & SHOCK HAZARD
APPROPRIATE PPE REQUIRED
Maximum available fault current:
Maximum available fault current:
15,036 Amps
15,036 Amps
Date: 12/1/11
Sparky Electric
1-800-1SPARKY
Date: 12/1/11
Sparky Electric
File#2-1221
1-800-1SPARKY
File#2-1221
SERVICE
MAIN
! WARNING
ARC FLASH & SHOCK HAZARD
APPROPRIATE PPE REQUIRED
Maximum available fault current:
15,036 Amps
Date: 12/1/11
Sparky Electric
1-800-1SPARKY
File#2-1221
DISCONNECT
PANEL 1
DISCONNECT
PANEL 2
DISCONNECT
PANEL 3
Based on sample nameplate data
VA = KVA x 1000
Z = impedance% ÷ 100
√3 = 1.732
V = Line to voltage
ISCA =
VA
(V x 1.732 x Z)
750000 = 750 x 1000
0.06 = 6 ÷ 100
V = 480
15,036 Amps =
750000
(480 x 1.732 x 0.06)
Informazioni: info@rebosytems.it Web: www.rebosystems.it
! WARNING
ARC FLASH & SHOCK HAZARD
APPROPRIATE PPE REQUIRED
Maximum available fault current:
15,036 Amps
Date: 12/1/11
Sparky Electric
1-800-1SPARKY
! WARNING
ARC FLASH & SHOCK HAZARD
APPROPRIATE PPE REQUIRED
Maximum available fault current:
15,036 Amps
Date: 12/1/11
File#2-1221
Sparky Electric
1-800-1SPARKY
! WARNING
ARC FLASH & SHOCK HAZARD
APPROPRIATE PPE REQUIRED
Maximum available fault current:
15,036 Amps
Date: 12/1/11
File#2-1221
Sparky Electric
1-800-1SPARKY
File#2-1221